PHP | IntlChar::isIDStart() Function

<?php
// PHP code to illustrate
// IntlChar::isIDStart() function
 
// Input character codepoint value 
var_dump(IntlChar::isIDStart("G"));

// Input string codepoint value 
var_dump(IntlChar::isIDStart("Geeks"));
 
// Input int codepoint value 
var_dump(IntlChar::isIDStart("3 "));

// Input floating codepoint value 
var_dump(IntlChar::isIDStart("2025.6003"));
 
// Input int char an identifier
// of codepoint value
var_dump(IntlChar::isIDStart("\u{007F}"));
var_dump(IntlChar::isIDStart("\u{012C}"));

// Input symbolic codepoint value 
var_dump(IntlChar::isIDStart(" $ "));
?>

<?php
// PHP code to illustrate
// IntlChar::isIDStart() function
// Declare an array with
// different codepoint value 
$arr = array("h", 
             "H",
             ".",
             "999", 
             "\n",
             " ",
             "\u{007F}"
        );
 
// For loop condition to check 
// each character through function
foreach ($arr as $val) {
     
    // Check each element as code point data
    var_dump(IntlChar::isIDStart($val));
}
?>